CREATE TEMPORARY TABLE table_54044 ENGINE = INNODB
AS SELECT IF(NULL  IS NOT NULL, NULL, NULL);
SHOW CREATE TABLE table_54044;
Table	Create Table
table_54044	CREATE TEMPORARY TABLE `table_54044` (
  `IF(NULL  IS NOT NULL, NULL, NULL)` binary(0) DEFAULT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1
CREATE TEMPORARY TABLE tmp1 ENGINE = INNODB AS SELECT COALESCE(NULL, NULL, NULL);
CREATE TEMPORARY TABLE tmp2 ENGINE = INNODB AS SELECT GREATEST(NULL, NULL);